diff --git a/shadowsocks-libev.changes b/shadowsocks-libev.changes
index a47cbbf..a93c6f8 100644
--- a/shadowsocks-libev.changes
+++ b/shadowsocks-libev.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Mon Feb  3 16:29:38 UTC 2020 - Dominique Leuenberger <dimstar@opensuse.org>
+
+- BuildRequire pkgconfig(systemd) instead of systemd: allow OBS to
+  shortcut through the -mini flavors.
+
 -------------------------------------------------------------------
 Wed Jan 15 13:39:42 UTC 2020 - Michael Du <duyizhaozj321@yahoo.com>
 
diff --git a/shadowsocks-libev.spec b/shadowsocks-libev.spec
index 9a6ec31..f28c0cb 100644
--- a/shadowsocks-libev.spec
+++ b/shadowsocks-libev.spec
@@ -49,9 +49,9 @@ BuildRequires:  pkg-config
 BuildRequires:  ghostscript-core
 %endif
 BuildRequires:  asciidoc
-BuildRequires:  systemd
 BuildRequires:  systemd-rpm-macros
 BuildRequires:  xmlto
+BuildRequires:  pkgconfig(systemd)
 Recommends:     simple-obfs
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 %{?systemd_ordering}